package com.vic.mvc.prepare.design.proxy.jdk;

/**
 * 接口  抽象主题
 * @author VIC
 *
 */
public interface IMath {

	  //加
    int add(int n1, int n2);

    //减
    int sub(int n1, int n2);

    //乘
    int mut(int n1, int n2);

    //除
    int div(int n1, int n2);
}
